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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 996 · 40 questions
TalentJR

How to work it out (P × R × T over 100): Simple interest SI = P × R × T ÷ 100 (P = money kept, R = rate % a year, T = years). Amount = P + SI. Rate R = SI × 100 ÷ (P × T); time T = SI × 100 ÷ (P × R).

NameDateTime takenScore ___ / 40
  1. 1.₹3000 earns ₹1440 simple interest at 12% a year. For how many years was it kept?
  2. 2.₹4000 earns ₹880 simple interest in 2 years. What is the rate of interest per year, in percent?
  3. 3.₹500 earns ₹30 simple interest in 3 years. What is the rate of interest per year, in percent?
  4. 4.Isha keeps ₹500 in a bank at 2% simple interest a year. How many rupees of interest does Isha get in 1 year?
  5. 5.Arjun keeps ₹4000 in a bank at 10% simple interest a year. How many rupees of interest does Arjun get in 3 years?
  6. 6.₹4000 earns ₹880 simple interest at 11% a year. For how many years was it kept?
  7. 7.₹1500 earns ₹825 simple interest at 11% a year. For how many years was it kept?
  8. 8.₹3000 earns ₹330 simple interest at 11% a year. For how many years was it kept?
  9. 9.Rohan keeps ₹500 in a bank at 9% simple interest a year. What is the total amount after 2 years, in rupees?
  10. 10.₹500 earns ₹75 simple interest in 3 years. What is the rate of interest per year, in percent?
  11. 11.₹5000 earns ₹450 simple interest in 1 year. What is the rate of interest per year, in percent?
  12. 12.Anaya keeps ₹4000 in a bank at 9% simple interest a year. What is the total amount after 1 year, in rupees?
  13. 13.Dev keeps ₹500 in a bank at 12% simple interest a year. What is the total amount after 2 years, in rupees?
  14. 14.Ishaan keeps ₹1500 in a bank at 4% simple interest a year. What is the total amount after 5 years, in rupees?
  15. 15.Riya keeps ₹1500 in a bank at 3% simple interest a year. How many rupees of interest does Riya get in 4 years?
  16. 16.Isha keeps ₹1500 in a bank at 3% simple interest a year. How many rupees of interest does Isha get in 1 year?
  17. 17.Arjun keeps ₹2500 in a bank at 10% simple interest a year. What is the total amount after 1 year, in rupees?
  18. 18.₹2500 earns ₹375 simple interest in 5 years. What is the rate of interest per year, in percent?
  19. 19.₹2500 earns ₹1100 simple interest at 11% a year. For how many years was it kept?
  20. 20.₹5000 earns ₹800 simple interest in 2 years. What is the rate of interest per year, in percent?
  21. 21.Aarav keeps ₹5000 in a bank at 10% simple interest a year. How many rupees of interest does Aarav get in 2 years?
  22. 22.Diya keeps ₹2500 in a bank at 3% simple interest a year. How many rupees of interest does Diya get in 4 years?
  23. 23.₹2500 earns ₹1500 simple interest at 12% a year. For how many years was it kept?
  24. 24.₹2000 earns ₹600 simple interest at 10% a year. For how many years was it kept?
  25. 25.Dev keeps ₹1500 in a bank at 5% simple interest a year. How many rupees of interest does Dev get in 3 years?
  26. 26.₹1000 earns ₹270 simple interest at 9% a year. For how many years was it kept?
  27. 27.₹3000 earns ₹120 simple interest in 2 years. What is the rate of interest per year, in percent?
  28. 28.₹2500 earns ₹75 simple interest in 1 year. What is the rate of interest per year, in percent?
  29. 29.₹1500 earns ₹90 simple interest at 3% a year. For how many years was it kept?
  30. 30.₹500 earns ₹50 simple interest in 1 year. What is the rate of interest per year, in percent?
  31. 31.Riya keeps ₹4000 in a bank at 4% simple interest a year. How many rupees of interest does Riya get in 2 years?
  32. 32.Aarav keeps ₹1000 in a bank at 5% simple interest a year. How many rupees of interest does Aarav get in 4 years?
  33. 33.Ishaan keeps ₹500 in a bank at 8% simple interest a year. How many rupees of interest does Ishaan get in 3 years?
  34. 34.Dev keeps ₹2500 in a bank at 4% simple interest a year. What is the total amount after 5 years, in rupees?
  35. 35.₹1500 earns ₹270 simple interest at 6% a year. For how many years was it kept?
  36. 36.Riya keeps ₹4000 in a bank at 7% simple interest a year. What is the total amount after 5 years, in rupees?
  37. 37.₹500 earns ₹55 simple interest at 11% a year. For how many years was it kept?
  38. 38.₹3000 earns ₹900 simple interest in 5 years. What is the rate of interest per year, in percent?
  39. 39.Sara keeps ₹1000 in a bank at 10% simple interest a year. How many rupees of interest does Sara get in 3 years?
  40. 40.₹1000 earns ₹240 simple interest in 3 years. What is the rate of interest per year, in percent?

Answer key

  1. 4
  2. 11
  3. 2
  4. 10
  5. 1200
  6. 2
  7. 5
  8. 1
  9. 590
  10. 5
  11. 9
  12. 4360
  13. 620
  14. 1800
  15. 180
  16. 45
  17. 2750
  18. 3
  19. 4
  20. 8
  21. 1000
  22. 300
  23. 5
  24. 3
  25. 225
  26. 3
  27. 2
  28. 3
  29. 2
  30. 10
  31. 320
  32. 200
  33. 120
  34. 3000
  35. 3
  36. 5400
  37. 1
  38. 6
  39. 300
  40. 8

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